
Genealogy Resources for Ulster County, New York
Ulster County was one of the original counties of New York State when counties were established in 1683. Delaware County was formed from parts of Ulster and Otsego Counties in 1797. Then, in 1800, Greene County was formed from parts of Ulster and Albany Counties. Finally, Sullivan County was formed from part of Ulster County in 1809. The County Seat is Kingston.
Ulster County encompasses approximately 1,126 square miles* in the State of New York.

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These resources for the State of New York may contain resources for Ulster County:
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My ancestors born in Ulster County (2)
Name | Branch | Birth Date | Town |
|---|---|---|---|
Benjamin Stanton | HARVEY | 1754 Oct 4 (or Oct 12) | |
Elizabeth Garrison | DECKER | 1749 Oct |
Ancestors married here
Name | Branch | Date | Town |
|---|
My ancestors who died in Ulster County (1)
Name | Branch | Date | Town |
|---|---|---|---|
Joseph Stanton | HARVEY | 1777 or later | Rochester |
Ancestors buried here
Name | Branch | Town | Place |
|---|
Scroll down to see my ancestors from Ulster County
My blogs about Ulster County

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